name: Nix

on:
  push:
    branches: [main]
  pull_request:
  workflow_dispatch:

permissions:
  contents: read
  id-token: write

concurrency:
  group: nix-${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: DeterminateSystems/nix-installer-action@main

      - uses: DeterminateSystems/magic-nix-cache-action@main

      - name: Build package
        run: nix build .#default --print-build-logs

      - name: Flake check
        run: nix flake check --print-build-logs

      - name: Verify outputs
        run: |
          test -x ./result/bin/emerald-legacy-launcher
          nix path-info -Sh ./result
          ls -la ./result/bin/
          ls -la ./result/share/applications/ || true